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Goodwill (Details) (USD $)
In Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2009
Jun. 30, 2009
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2009
Changes to goodwill          
Beginning balance     $ 131,910 $ 128,494  
Additions     14,615 2,791  
Foreign currency translation     2,927 625  
Ending balance   128,494 149,452 131,910 128,494
Goodwill (Textuals) [Abstract]          
Goodwill impairments $ 93,100 $ 171,000     $ 264,140